After a chance meeting in a hospital, an ardent soldier falls for a gifted surgeon. Opposing philosophies tear them apart, but fate has other plans.

Song Joong-ki, Song Hye-kyo, Kim Ji-won, Jin Goo, Onew, Kang Shin-il, Cho Tae-kwan, Jo Jae-yun, Hyun Jyu-ni, Jeon Soo-jin, Lee Seung-joon, Kim Min-seok, Ahn Bo-hyun, David Lee McInnis, Lee Yi-kyung, Kim Byung-chul, Park Hwan-Hee, Elena Zhernovaya, Jo Woo-ri, Tae In-ho, Seo Jeong-yeon, Park Hoon, Choi Woong, Shin Dong-hoon, Kim Hyo Myung